mirror of
https://github.com/embassy-rs/embassy.git
synced 2024-11-22 06:42:32 +00:00
27 lines
692 B
Rust
27 lines
692 B
Rust
#![no_std]
|
|
#![no_main]
|
|
|
|
use defmt::*;
|
|
use embassy_executor::Spawner;
|
|
use embassy_stm32::rng::Rng;
|
|
use embassy_stm32::{bind_interrupts, peripherals, rng, Config};
|
|
use {defmt_rtt as _, panic_probe as _};
|
|
|
|
bind_interrupts!(struct Irqs {
|
|
RNG => rng::InterruptHandler<peripherals::RNG>;
|
|
});
|
|
|
|
#[embassy_executor::main]
|
|
async fn main(_spawner: Spawner) {
|
|
let mut config = Config::default();
|
|
config.rcc.hsi48 = Some(Default::default()); // needed for RNG
|
|
let p = embassy_stm32::init(config);
|
|
info!("Hello World!");
|
|
|
|
let mut rng = Rng::new(p.RNG, Irqs);
|
|
|
|
let mut buf = [0u8; 16];
|
|
unwrap!(rng.async_fill_bytes(&mut buf).await);
|
|
info!("random bytes: {:02x}", buf);
|
|
}
|